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Human Nature

Human Nature encompasses peoples' actions, perceptions, and thought processes. Topics include food cravings, mind-reading, and contagious yawning.

Topics to Explore

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Awaken Your Senses Pictures

Did you know there are ways to improve your senses? Small changes like changing your diet, sleeping more and exercising can make a big difference. Learn simple ways to enhance you senses.

Perception

Perception, an awarereness of impressions received through the senses. The process of gaining perception is called perceiving.

Shyness

Shyness, a common personality trait characterized by a tendency to be self-conscious and uncomfortable in social situations.

Human Behavior

Human behavior is the reaction, or response, of a person to a given situation. Read the definition of human behavior.

Behaviorism

Behaviorism, a theory that limits psychological investigation to objective events.

Fear

Fear, an emotion aroused by an unfamiliar, sudden, or threatening situation, and usually accompanied by a desire or attempt to escape the danger or threat.

Habit

Habit, a learned action or other form of behavior that is repeated often enough for it to become a largely automatic response to a particular stimulus or situation.

Imagination

Imagination, a process of thought by which past experiences are rearranged to form a new mental image.

Mind

Mind, as used in psychology and philosophy, the part of a person that thinks, and that experiences such feelings as enjoyment, annoyance, anxiety, love, and hate.

Motivation

Motivation, a term used in psychology to mean the cause of behavior that is persistently directed toward a goal.

Do you really have to wait an hour after eating before swimming?

When you've spent the day enjoying hot dogs off the grill, is it safe to jump right into the pool and show off your butterfly stroke? Or do you need to take a breather -- a 60-minute break, to be exact?

Are cut flowers really bad for hospital rooms?

In the "get well soon" world, flowers are the go-to gift. So why do some hospitals ban them from the premises? Are the uplifting blooms really bad for you?

10 Old Wives' Tales About Your Health

If someone told you sugar makes kids hyper and cats are after your baby's air supply, you've heard some old wives' tales. Is there any truth in them?

Does sucking your thumb really ruin your teeth?

Sucking on a thumb is a normal reflex that soothes children in times of stress; it's essentially a security blanket that's attached to the body. But will this innocent gesture wreck their teeth?

Will an apple a day keep the doctor away?

This expression is repeated about as often apples are eaten. But does it have any truth to it? Should the apple really take credit for keeping people in impeccable health?

10 Instances of Medical Quackery Throughout History

Another headache? Time to reach for your snake oil -- or maybe your electromagnetic belt. Quacks have pulled the wool over people's eyes for years in the name of medicine. Here are 10 of their more outrageous cons.

Human Senses Pictures

Your senses help you navigate through the world more than you might realize. And what about ESP? These pictures take you through the world of senses from your nose and the inside of your ear to the exploration of mind reading.

Why does orange juice taste bad after you brush your teeth?

Why does the combination of orange juice and toothpaste have to taste so awful? Why can't your sense of taste resolve the problem?

How Smell Works

Smell is a basic sense, but scientists are still exploring how it works. Why are researchers, developers and even government agencies so curious about smell? What makes a seemingly simple sense so tantalizing?

How Taste Works

Taste might seem like the simplest sense. But we know much less about taste than we do about sight and hearing. Why is taste so mysterious? And what on earth is umami?

9 Medical Myths

We've all heard questionable medical assertions, such getting arthritis from cracking your knuckles. Read our list of 9 medical myths.

How to Create Emotional Health

The intimate connection between body, mind and spirit has been known and honored in Eastern medicine for millennia. Learn more about how you can create emotional well being to help cure your ills.

How Hearing Works

Ears are truly extraordinary organs and hearing is a fascinating process. Ears pick up all the sounds around you and then translate this information into a form your brain can understand.

How does the sense of smell work?

What causes smell? When I walk into a bakery, I smell the bread. What actually has happened? Do objects give off pieces of matter? What has entered my nose to cause the sensation of smell?

How Vision Works

Light is what drives life. It’s hard to imagine our world and life without it. The sensing of light by living things is almost universal. Find out all about the amazing inner workings of the human eye.

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